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CVE-2013-1798

The ioapic_read_indirect function in virt/kvm/ioapic.c in the Linux kernel through 3.8.4 does not properly handle a certain combination of invalid IOAPIC_REG_S…

Impact

The ioapic_read_indirect function in virt/kvm/ioapic.c in the Linux kernel through 3.8.4 does not properly handle a certain combination of invalid IOAPIC_REG_SELECT and IOAPIC_REG_WINDOW operations, which allows guest OS users to obtain sensitive information from host OS memory or cause a denial of service (host OS OOPS) via a crafted application.

Affected products

VendorProductAffected versions
LinuxLinux Kernel
through 3.8.4
Versions 3.8.0, 3.8.1, 3.8.2, 3.8.3

Weakness classification

CWE-20

References